On Fri, Jul 12, 2013 at 9:38 AM, Christopher Schultz < ch...@christopherschultz.net> wrote:
> -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Chris, > > On 7/11/13 2:51 PM, Chris Cheshire wrote: > > I am working on migrating from TC6 to 7, and noticed in the log > > file the info messages about jars being needlessly scanned. Did all > > my googling and stuff and added all the jars mentioned to the > > catalina.properties file. > > > > All the warnings are gone, but it has done absolutely nothing to > > improve startup time nor page compile time. For a setup with about > > 12 hosts, and at least one context each it is still taking about 75 > > seconds to start up, give or take a couple of seconds every time, > > and it still takes about 10 seconds to compile a page. > > > > The last couple of replies on > > https://issues.apache.org/bugzilla/show_bug.cgi?id=51248 seem to > > imply that doing so should increase performance, but I'm not seeing > > it. > > > > Is there really any benefit to this that I am missing? It's > > cumbersome editing this and restarting tomcat if I update a web app > > and add have to add a new dependency. > > Are you using 3.0-compatible webapps? If so, try setting > metadata-complete="true" in your <web-app> element: this will stop > Tomcat from scanning the JAR files for other things (not just TLDs) > and may improve startup time. > > I changed the web.xml declaration to <web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"; xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd";> If that is all I need to do then, yes. > If you want to know what Tomcat is doing during those 75-seconds, take > some thread dumps and read them. > > Alright, I'll have a hunt around and find out what to do there. I'll also change the TC logging some more and see what it spits out. All I changed was the line for the TLD scanner Thanks, Chris
